[S] Change in flashrom[main]: Add documentation for pico-serprog

[Sydney (Code Review)]

Attention is currently required from: Anastasia Klimchuk, J. Neuschäfer, Riku Viitanen, Thomas Heijligen.

Sydney has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/82229?usp=email )

Change subject: Add documentation for pico-serprog
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Patch Set 2:

(3 comments)

Patchset:

PS1:
> Hi, thanks for writing this :)

Thanks for your feedback. I addressed the suggested changes. Please have a look again.

File doc/supported_hw/supported_prog/serprog/overview.rst:

https://review.coreboot.org/c/flashrom/+/82229/comment/74471bfd_3dc92483 :
PS1, Line 90:  is an bigger existing
> typo, → "a bigger" […]

Done

https://review.coreboot.org/c/flashrom/+/82229/comment/c04c8cec_17ee5f57 :
PS1, Line 91: Notable differences are:
> To make this paragraph easier to extend, and perhaps also easier to read, I'd reorganize it a bit: […]

I like the suggested structure and restructured the paragraph accordingly. Thanks for the suggestion.